Amazon.com. Sony's DVP-S650D 5-disc changer DVD player incorporates the patented Precision Drive System with Active Tilt Control, and a built-in Dolby Digital 5.1-channel decoder.. Here's the best part. You don't need an expensive player. In fact, the easiest players to unlock are at the cheaper end. I bought a Phillips DVD player (DVP642) for $40 from BestBuy a few years. Manual Program Method . Turn your TV or device on. On the Comcast remote, press the “TV” key once. If you are trying to program a DVD player or other device press the “Aux” key instead..